Finding the Fourth Proportional to 2,327,013.12, 3,490,596 and 643,975.68
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Solution
The fourth proportional to 2,327,013.12, 3,490,596 and 643,975.68 is: 965,984.64
Step by Step Solution
- Step 1: Write the proportion equation
2,327,013.12 : 3,490,596 = 643,975.68 : x - Step 2: Convert to fraction form
2,327,013.12/3,490,596 = 643,975.68/x - Step 3: Cross multiply
2,327,013.12x = 3,490,596 × 643,975.68 - Step 4: Simplify right side
2,327,013.12x = 2,247,858,932,705.28 - Step 5: Solve for x
x = 2,247,858,932,705.28/2,327,013.12 - Step 6: Final answer
x = 965,984.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.